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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chrome/browser/chromeos/app_mode/kiosk_app_update_service.h"
#include "base/logging.h"
#include "chrome/browser/app_mode/app_mode_utils.h"
#include "chrome/browser/extensions/extension_service.h"
#include "chrome/browser/extensions/extension_system.h"
#include "chrome/browser/extensions/extension_system_factory.h"
#include "chrome/browser/lifetime/application_lifetime.h"
#include "chrome/browser/profiles/profile.h"
#include "components/browser_context_keyed_service/browser_context_dependency_manager.h"
namespace chromeos {
namespace {
// How low to wait after an update is available before we force a restart.
const int kForceRestartWaitTimeMs = 24 * 3600 * 1000; // 24 hours.
} // namespace
KioskAppUpdateService::KioskAppUpdateService(Profile* profile)
: profile_(profile) {
ExtensionService* service =
extensions::ExtensionSystem::Get(profile_)->extension_service();
if (service)
service->AddUpdateObserver(this);
}
KioskAppUpdateService::~KioskAppUpdateService() {
}
void KioskAppUpdateService::Shutdown() {
ExtensionService* service = profile_->GetExtensionService();
if (service)
service->RemoveUpdateObserver(this);
}
void KioskAppUpdateService::OnAppUpdateAvailable(const std::string& app_id) {
DCHECK(!app_id_.empty());
if (app_id != app_id_)
return;
StartRestartTimer();
}
void KioskAppUpdateService::StartRestartTimer() {
if (restart_timer_.IsRunning())
return;
// Setup timer to force restart once the wait period expires.
restart_timer_.Start(
FROM_HERE, base::TimeDelta::FromMilliseconds(kForceRestartWaitTimeMs),
this, &KioskAppUpdateService::ForceRestart);
}
void KioskAppUpdateService::ForceRestart() {
// Force a chrome restart (not a logout or reboot) by closing all browsers.
LOG(WARNING) << "Force closing all browsers to update kiosk app.";
chrome::CloseAllBrowsers();
}
KioskAppUpdateServiceFactory::KioskAppUpdateServiceFactory()
: BrowserContextKeyedServiceFactory(
"KioskAppUpdateService",
BrowserContextDependencyManager::GetInstance()) {
DependsOn(extensions::ExtensionSystemFactory::GetInstance());
}
KioskAppUpdateServiceFactory::~KioskAppUpdateServiceFactory() {
}
// static
KioskAppUpdateService* KioskAppUpdateServiceFactory::GetForProfile(
Profile* profile) {
// This should never be called unless we are running in forced app mode.
DCHECK(chrome::IsRunningInForcedAppMode());
if (!chrome::IsRunningInForcedAppMode())
return NULL;
return static_cast<KioskAppUpdateService*>(
GetInstance()->GetServiceForBrowserContext(profile, true));
}
// static
KioskAppUpdateServiceFactory* KioskAppUpdateServiceFactory::GetInstance() {
return Singleton<KioskAppUpdateServiceFactory>::get();
}
BrowserContextKeyedService*
KioskAppUpdateServiceFactory::BuildServiceInstanceFor(
content::BrowserContext* profile) const {
return new KioskAppUpdateService(static_cast<Profile*>(profile));
}
} // namespace chromeos
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